Cheap flights from Vientiane to St. Louis from £575

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3 stops
Mon, Jun 16
Vientiane VTESt. Louis STL

£575
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3 stops
Sun, Jun 15
Vientiane VTESt. Louis STL

£597
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3 stops
Sun, Jun 15
Vientiane VTESt. Louis STL

£597
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3 stops
Wed, Jun 18
Vientiane VTESt. Louis STL

£610
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3 stops
Fri, Jun 13
Vientiane VTESt. Louis STL

£611
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3 stops
Fri, Jun 13
Vientiane VTESt. Louis STL

£622
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Prices updated:

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2 stops
Fri, Jun 13 – Wed, Jun 18
Vientiane VTESt. Louis STL

£1,532
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2 stops
Fri, Jun 13 – Thu, Jun 19
Vientiane VTESt. Louis STL

£1,631
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2 stops
Fri, Jun 13 – Thu, Jun 19
Vientiane VTESt. Louis STL

£1,684
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2 stops
Fri, Jun 13 – Wed, Jun 18
Vientiane VTESt. Louis STL

£1,729
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2 stops
Mon, Jun 16 – Sat, Jun 21
Vientiane VTESt. Louis STL

£1,751
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2 stops
Mon, Jun 16 – Sat, Jun 21
Vientiane VTESt. Louis STL

£1,821
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Prices updated:

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How much do flights to St. Louis cost?

Key info about flying to St. Louis

Depart from
Wattay International
Arrive to
St. Louis Lambert International
Average flights per week
276
Flight distance

Check-in for a flight from Vientiane to St. Louis

NameCarrier codeIATA CodePassport needed during booking
Korean AirKALKEYes
Hawaiian AirlinesHALHANo
Thai AirwaysTHATGNo
Alaska AirlinesASAASNo
Lao AirlinesLAOQVYes

Weather in St. Louis

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January3°C-3°C
February6°C-2°C
March13°C3°C
April18°C8°C
May24°C14°C
June29°C19°C
July31°C21°C
August30°C20°C
September27°C16°C
October20°C10°C
November12°C3°C
December7°C0°C
Hottest Month
31°C
July
Coldest month
-3°C
January
Sunny days
264
days per year
Snow days
9
days per year

14 day forecast

Saturday
24 May
80%
16°C14°C
31 May
87%
17°C13°C
Sunday
25 May
85%
14°C11°C
1 Jun
81%
26°C15°C
Monday
26 May
89%
13°C11°C
2 Jun
25°C17°C
Tuesday
27 May
88%
17°C12°C
3 Jun
77%
28°C18°C
Wednesday
28 May
72%
21°C13°C
4 Jun
28°C18°C
Thursday
29 May
87%
24°C16°C
5 Jun
29°C18°C
Friday
30 May
76%
18°C13°C
6 Jun
78%
32°C22°C
The most popular airlines for this route are Korean Air, Hawaiian Airlines, Thai Airways, Alaska Airlines, and Lao Airlines. Vientiane and St. Louis have 276 direct flights per week.

Frequently asked questions

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What time do nonstop (direct) flights between Vientiane and St. Louis arrive?
What time do flights between Vientiane and St. Louis depart?
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